551451312 has 240 divisors, whose sum is σ = 1715890176. Its totient is φ = 164736000.

The previous prime is 551451301. The next prime is 551451349. The reversal of 551451312 is 213154155.

551451312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4209487 + ... + 4209617.

Almost surely, 2^551451312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 551451312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (857945088).

551451312 is an abundant number, since it is smaller than the sum of its proper divisors (1164438864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551451312 is a wasteful number, since it uses less digits than its factorization.

551451312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240 (or 231 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 551451312 is about 23483.0004897160. Note that the first 3 decimals coincide. The cubic root of 551451312 is about 820.0412987330.

The spelling of 551451312 in words is "five hundred fifty-one million, four hundred fifty-one thousand, three hundred twelve".